Where was Alexander Nevsky filmed?
1938 film by Sergei Eisenstein, Dmitri Vasilyev
Alexander Nevsky (1938) was filmed in Kolomna, Pleshcheyevo Lake and Потылиха, 3 places named in its Russian Wikipedia’s Съёмки фильма section, in Russia. Wikidata records no filming location for it at all, so the article is the only recorded source. Each place says where its claim comes from.
Places per Russian Wikipedia's Съёмки фильма section
Russian Wikipedia’s Съёмки фильма section names 3 places. Each links to the sentence that says so.
